From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Sat,  6 Jun 2009 13:55:50 -0400
From: Ori Bernstein <ori@eigenstate.org>
To: 9fans@9fans.net
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Subject: Re: [9fans] plan 9 regexp
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On Thu, 4 Jun 2009 20:05:01 -0400
Dan Cross <crossd@gmail.com> wrote:


> I'm sure.  This is something that I would be interested in revisiting;
> do you have any pointers to particularly relevant information?  I
> wonder how nicely these tree automata could be packaged into an
> awk-like form.
>
>         - Dan C.

Look up iburg and twig. They're tree pattern matchers that could be
adapted to do what you want, although they're more like yacc than awk.

--
    Ori Bernstein